<?php
/*******************************************************************************

    Copyright 2013 Whole Foods Co-op

    This file is part of CORE-POS.

    CORE-POS is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    CORE-POS is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    in the file license.txt along with IT CORE; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

*********************************************************************************/

include(dirname(__FILE__) . '/../../config.php');
if (!class_exists('FannieAPI')) {
    include(__DIR__ . '/../../classlib2.0/FannieAPI.php');
}

class DiscountsReport extends FannieReportPage {

    public $description = '[Discounts Reports] lists member percentage discounts by member type for a
        a given date range.';
    public $report_set = 'Membership';

    protected $report_headers = array('Type', 'Total');
    protected $title = "Fannie : Discounts Report";
    protected $header = "Discount Report";
    protected $required_fields = array('date1', 'date2');

    public function calculate_footers($data)
    {
        $sum = 0;
        foreach($data as $row) {
            $sum += $row[1];
        }

        return array('Total', sprintf('%.2f', $sum));
    }

    public function fetch_report_data()
    {
        $dbc = $this->connection;
        $dbc->selectDB($this->config->get('OP_DB'));

        $d1 = FormLib::get('date1', date('Y-m-d'));
        $d2 = FormLib::get('date2', date('Y-m-d'));

        $dlog = DTransactionsModel::selectDlog($d1,$d2);

        $query = $dbc->prepare("
            SELECT m.memDesc,
                SUM(total) AS total 
            FROM $dlog AS d
                LEFT JOIN memtype AS m ON d.memType=m.memtype
            WHERE d.upc='DISCOUNT'
                AND tdate BETWEEN ? AND ?
            GROUP BY m.memDesc
            ORDER BY m.memDesc");
        $result = $dbc->execute($query, array($d1.' 00:00:00', $d2.' 23:59:59'));

        $data = array();
        while ($row = $dbc->fetchRow($result)) {
            $data[] = $this->rowToRecord($row);
        }

        return $data;
    }

    private function rowToRecord($row)
    {
        return array(
            $row['memDesc'],
            sprintf('%.2f', $row['total']),
        );
    }

    public function form_content()
    {
        $lastMonday = "";
        $lastSunday = "";

        $ts = mktime(0,0,0,date("n"),date("j")-1,date("Y"));
        while($lastMonday == "" || $lastSunday == "") {
            if (date("w",$ts) == 1 && $lastSunday != "") {
                $lastMonday = date("Y-m-d",$ts);
            } elseif(date("w",$ts) == 0) {
                $lastSunday = date("Y-m-d",$ts);
            }
            $ts = mktime(0,0,0,date("n",$ts),date("j",$ts)-1,date("Y",$ts));    
        }

        ob_start();
        ?>
<form action=DiscountsReport.php method=get>
<div class="col-sm-4">
    <div class="form-group">
    <label>Date Start</label>
    <input type=text id=date1 name=date1 class="form-control date-field" />
    </div>
    <div class="form-group">
    <label>Date End</label>
    <input type=text id=date2 name=date2 class="form-control date-field" />
    </div>
    <p>
    <label>Excel <input type=checkbox name=excel value="xls" /></label>
    </p>
    <p>
    <button type=submit name=submit class="btn btn-default btn-core">Submit</button>
    <button type=reset name=reset class="btn btn-default btn-reset">Start Over</button>
    </p>
</div>
<div class="col-sm-4">
    <?php echo FormLib::date_range_picker(); ?>
</div>
</form>
        <?php

        return ob_get_clean();
    }

    public function helpContent()
    {
        return '<p>
            List member discounts for a given range. These discounts are 
            transaction-wide, percentage discounts associated with a
            member (or customer) account.
            </p>';
    }

    public function unitTest($phpunit)
    {
        $data = array('memDesc'=>'test', 'total'=>1);
        $phpunit->assertInternalType('array', $this->rowToRecord($data));
        $phpunit->assertInternalType('array', $this->calculate_footers($this->dekey_array(array($data))));
    }

}

FannieDispatch::conditionalExec();

